This also - Renames TextAwesome to SpriteIcon. - Removes the default size of "20" from SpriteIcon (now defaults to the underlying texture size).
Welcome back BeatmapManager
Most issues were related to BeginLoopedSequence usage and lack of "this." in front of transform helpers.
Enforces at CI.
Also rename GetBackground to CreateBackground, since it's returning a new instance.
Depends on https://github.com/ppy/osu-framework/pull/837